Keep headers/logos under 125 pixels high. It takes up valuable viewing space, especially for laptop users, that is best left for the good stuff to appear"above the fold." Take a cue from the big companies, simple logos done well say it all. This is our #1 pet peeve - screaming logos and headers!
Cloning your website is just another level in fix hacked wordpress which may be very useful. Cloning simply means that you have backed up your site to a completely different location, (offline, as in a folder, so as not to have SEO problems) where you can get it at a moment's notice if the need arises.
Truth is, there is no way to stop an intrusion if your website is targeted by a capable master of this script. What you are about to read below are a few precautionary measures you can take to quickly minimize the threat to an acceptable level. Odds are a hacker would prefer picking more easy victim, another if your WordPress site is protected.
It's a WordPress plugin. They are drop dead simple to install, have all the features you need for a task like this, and are relatively cheap, especially when compared to having to employ someone to have this done for you.
Another step to take to make WordPress more secure is to always upgrade WordPress. The main reason for this is that there also come fixes for security holes that are older which makes it essential to upgrade early.
Software: If you've installed scripts that are free such as Wordpress, search blog here Google for'wordpress security'. You'll get tips on the best way to make your WP blog secure.